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Finding the Fourth Proportional to 329,242.75, 454,374.44 and 185,999.11

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Solution

The fourth proportional to 329,242.75, 454,374.44 and 185,999.11 is: 256,689.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,242.75 : 454,374.44 = 185,999.11 : x
  2. Step 2: Convert to fraction form
    329,242.75/454,374.44 = 185,999.11/x
  3. Step 3: Cross multiply
    329,242.75x = 454,374.44 × 185,999.11
  4. Step 4: Simplify right side
    329,242.75x = 84,513,241,446.75
  5. Step 5: Solve for x
    x = 84,513,241,446.75/329,242.75
  6. Step 6: Final answer
    x = 256,689.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.